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Peterbilt 378
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Frame |
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10 1/2" |
10 5/8" |
10 3/4 |
11 5/8 |
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Engines |
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Caterpillar |
C10 |
C12 |
C15 |
C16 |
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Cummins |
ISM |
N14 |
ISX |
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Detroit |
S60 |
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Transmissions |
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Fuller Manual |
9,10,11,13,15,18 speed |
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Meritor Manual |
9,10 speed |
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Allison Auto |
4,5,6 speed |
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Fuller Autoshift |
10,18 speed |
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Front Axles |
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Dana Spicer |
10,000 |
12,000 |
13,200 |
14,600 |
20,000 |
22,000 |
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ArvinMeritor |
10,000 |
12,000 |
14,600 |
20,000 |
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Front Springs |
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Taper Leaf w/ shocks |
10,000 |
12,000 |
14,600 |
16,000 |
18,000 |
20,000 |
23,000 |
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Split Progressive |
12,000 |
16,000 |
18,000 |
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Composite w/ shocks |
12,000 |
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Front Hubs |
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Aluminum |
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Iron |
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6-spoke |
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Rear Axles |
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Singe Drive |
Dana Spicer |
21,000 |
23,000 |
26,000 |
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Meritor |
21,000 |
23,000 |
26,000 |
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Single Drive w/ Tag |
Dana Spicer |
40,000 |
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Meritor |
40,000 |
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Rear Hubs |
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Iron |
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Aluminum |
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Rear Brakes |
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Cast Drums |
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Iron |
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X30 |
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ABS Systems |
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Meritor - Wabco |
4 Channel |
6 Channel |
ATC |
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Dana Spicer |
4 Channel |
6 Channel |
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Single Drive Suspensions |
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Peterbilt |
Air Trac |
20,000 lb |
23,000 |
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Reyco |
Multi Leaf |
23,000 lb |
26,000 |
29,000 |
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Tandem Drive Suspensions |
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Peterbilt |
Quadraflex |
38,000 |
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Air Trac |
38,000 |
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Low Air Leaf |
38,000 |
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Low Low Air Lead |
38,000 |
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Flex Air |
38,000 |
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Air Trac |
40,000 |
66,000 tridem |
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Reyco 102 |
Multi Leaf |
38,000 |
44,000 |
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Chalmers 854 |
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40,000 |
46,000 |
50,000 |
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Hendrickson |
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40,000 |
46,000 |
48,000 |
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Neway |
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52,000 |
59,000 tridem |
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Dana Spicer |
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40,000 |
44,000 |
46,000 |
52,000 |
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ArvinMeritor |
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40,000 |
44,000 |
46,000 |
50,000 |
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Tag Axles |
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Ridewell |
9,000 |
12,000 |
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Hendrickson |
12,000 |
17,000 |
24,000 |
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Watson-Chalin |
12,000 |
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Pusher Axles |
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Ridewell |
9,000 |
12,000 |
27,000 |
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Hendrickson |
12,000 |
20,000 |
24,000 |
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Neway |
17,000 |
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Watson-Chalin |
13,500 |
27,000 tandem |
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Tires / Wheels |
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Tires |
Bridgestone |
Michelin |
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Wheels |
Steel |
22.5" |
24.5" |
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Aluminum |
22.5" |
24.5" |
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6-spoke |
20.0" |
22.5" |
24.0" |
24.5" |
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Fuel Tanks |
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Aluminum |
20" |
23" |
26" |
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